• warthnut,
• sarthnut,
• darthnut,
• rarthnut,
• 4arthnut,
• 3arthnut,
• ezrthnut,
• esrthnut,
• ewrthnut,
• eqrthnut,
• eaethnut,
• eadthnut,
• eafthnut,
• eatthnut,
• ea5thnut,
• ea4thnut,
• erthnut,
• earthnutt,
• eazthnut,
• easthnut

• earthen,
• aren't,
• earthman,
• earthing,
• earned.

The adjective form of the word "earthnut" is "earthnutty".

The plural of the "earthnut" can be the "earthnuts".

The singular of the "earthnut" can be the "earthnut".